diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 0727595db..86738de16 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.58b-2"
-export PIKA_PACKAGE_NAME="chkrootkit"
+export PIKA_PACKAGE_VERSION="1:9.1.0+ds-7"
+export PIKA_PACKAGE_NAME="qemu"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"